Home / 746,540.88-1,119,286.28-346,757.20

Finding the Fourth Proportional to 746,540.88, 1,119,286.28 and 346,757.20

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Solution

The fourth proportional to 746,540.88, 1,119,286.28 and 346,757.20 is: 519,891.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,540.88 : 1,119,286.28 = 346,757.20 : x
  2. Step 2: Convert to fraction form
    746,540.88/1,119,286.28 = 346,757.20/x
  3. Step 3: Cross multiply
    746,540.88x = 1,119,286.28 × 346,757.20
  4. Step 4: Simplify right side
    746,540.88x = 388,120,576,451.22
  5. Step 5: Solve for x
    x = 388,120,576,451.22/746,540.88
  6. Step 6: Final answer
    x = 519,891.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.